Addition and Subtraction within 100

A Guide to Help Students Learn Basic Math Skills

Method:

Addition and subtraction are two of the most basic math skills that students need to learn. This guide will help students understand how to add and subtract numbers within 100. First, students should understand the concept of addition and subtraction. They should be able to identify the numbers that are being added or subtracted and the result of the equation. Then, students should practice adding and subtracting numbers within 100. They should be able to identify the numbers that are being added or subtracted and the result of the equation. Finally, students should be able to solve addition and subtraction problems within 100.

Examples:

1. 8 + 7 = 15

2. 15 – 8 = 7

3. 50 + 25 = 75

4. 75 – 50 = 25

Create a Table of 10 Exercises:

1. 20 + 30 =

2. 50 – 25 =

3. 90 + 10 =

4. 60 – 40 =

5. 30 + 70 =

6. 80 – 20 =

7. 40 + 60 =

8. 90 – 10 =

9. 50 + 50 =

10. 100 – 50 =

Answers:

1. 50

2. 25

3. 100

4. 20

5. 100

6. 60

7. 100

8. 80

9. 100

10. 50

5 Multiple Choice Questions:

1. What is the result of 8 + 7?

a. 15

b. 7

c. 8

d. 9

2. What is the result of 15 – 8?

a. 7

b. 8

c. 15

d. 9

3. What is the result of 50 + 25?

a. 75

b. 50

c. 25

d. 100

4. What is the result of 75 – 50?

a. 25

b. 50

c. 75

d. 100

5. What is the result of 30 + 70?

a. 30

b. 70

c. 100

d. 40

Key:

1. a

2. a

3. a

4. a

5. c

Conclusion:

Addition and subtraction are two of the most basic math skills that students need to learn. This guide has provided students with the tools to understand how to add and subtract numbers within 100. With practice, students should be able to solve addition and subtraction problems within 100.